Add immobility detection

README.md

@@ -44,6 +44,7 @@ pvpplus.teleport_engaged_players() -- Teleport engaged players to the tournament
 pvpplus.remove_from_tournament(player_name) -- Remove a player from the current tournament
 pvpplus.add_to_tournament(player_name) -- Add a player to the current tournament
 pvpplus.is_playing_tournament(player_name) -- Is this player playing in the current tournament ?
+pvpplus.get_tournament_players() -- Return tournament players, engaged players or nil, depending on the tournament state
 pvpplus.is_running_tournament() -- Is there a tournament currently running ?
 pvpplus.get_score(player_name) -- Returns the player current score
 

tournament.lua

@@ -14,6 +14,8 @@ pvpplus.tournament = {
 	sound_handles = {},
 	starting_infos = {starter = nil, open_time = nil, start_time = nil, initially_engaged_players = nil},
 	broadcast_messages = false,
+	damage_motionless = false,
+	motion_table = {},
 }
 
 local tournament = pvpplus.tournament -- Shortcut reference
@@ -115,6 +117,7 @@ function pvpplus.start_tournament()
 		tournament.sent_damages[player] = 0
 		tournament.received_damages[player] = 0
 		tournament.kills[player] = 0
+		tournament.motion_table[player] = {pos = minetest.get_player_by_name(player):get_pos(), time = os.time()}
 
 		chat_message = chat_message .. player .. ", "
 
@@ -261,6 +264,8 @@ function pvpplus.stop_tournament()
 		sound_handles = {},
 		starting_infos = {starter = nil, open_time = nil, start_time = nil, initially_engaged_players = nil},
 		broadcast_messages = false,
+		damage_motionless = false,
+		motion_table = {},
 	}
 
 	-- Change the player transfer distance back
@@ -339,6 +344,7 @@ function pvpplus.add_to_tournament(player_name)
 	tournament.received_damages[player_name] = 0
 	tournament.kills[player_name] = 0
 	tournament.previous_pvp_states[player_name] = pvpplus.is_pvp(player_name)
+	tournament.motion_table[player] = {pos = minetest.get_player_by_name(player):get_pos(), time = os.time()}
 
 	-- Enable PvP
 	pvpplus.pvp_enable(player_name)
@@ -358,6 +364,23 @@ function pvpplus.is_playing_tournament(player_name)
 	end
 end
 
+function pvpplus.get_tournament_players()
+	local t = {}
+	if pvpplus.is_running_tournament() then
+		for name, _ in pairs(tournament.players) do
+			table.insert(t, minetest.get_player_by_name(name))
+		end
+	elseif pvpplus.is_engaging_players() then
+		for name, _ in pairs(tournament.engaged_players) do
+			table.insert(t, minetest.get_player_by_name(name))
+		end
+	else
+		t = nil
+	end
+
+	return t
+end
+
 function pvpplus.is_running_tournament()
 	return tournament.running_tournament
 end
@@ -417,3 +440,4 @@ end)
 
 dofile(minetest.get_modpath(minetest.get_current_modname()).."/tournament_commands.lua")
 dofile(minetest.get_modpath(minetest.get_current_modname()).."/tournament_hud.lua")
+dofile(minetest.get_modpath(minetest.get_current_modname()).."/tournament_motionless.lua")

tournament_commands.lua

@@ -120,7 +120,8 @@ minetest.register_chatcommand("tournament_info", {
 			            "\nThe tournament will start in: " .. os.difftime(tournament.starting_infos.start_time, os.time()) .. " seconds\n" ..
 				    "The tournament is open since: " .. os.date("%c", tournament.starting_infos.open_time) ..
 				    (tournament.engagement_position and "\nEngaged players will be teleported before the tournament starts.\n" or "\nEngaged players won't be teleported.\n") ..
-				    "Currently engaged players are: "
+				    (tournament.damage_motionless and "Motionless players will be automatically damaged." or "Motionless players won't be damaged.") ..
+				    "\nCurrently engaged players are: "
 			for player, _ in pairs(tournament.engaged_players) do
 				str = str .. player .. ", "
 			end
@@ -131,6 +132,7 @@ minetest.register_chatcommand("tournament_info", {
 			local str = "There is a currrently running tournament.\n" ..
 			            "The tournament was open by: " .. tournament.starting_infos.starter ..
 			            "\nThe tournament is running since: " .. os.date("%c", tournament.starting_infos.start_time) ..
+				    (tournament.damage_motionless and "\nMotionless players are automatically damaged." or "\nMotionless players are not damaged.") ..
 				    "\nInitially engaged players were: "
 			for player, _ in pairs(tournament.starting_infos.initially_engaged_players) do
 				str = str .. player .. ", "
@@ -180,6 +182,7 @@ local param_list = {
 	noteleport = {false, nil},
 	start_delay = {false, "number"},
 	broadcast = {true, nil},
+	damage_motionless = {false, nil},
 }
 
 local function parse_params(param, name)
@@ -241,6 +244,7 @@ minetest.register_chatcommand("tournament", {
 		end
 		local teleport = params.noteleport ~= true
 		tournament.broadcast_messages = params.broadcast or false
+		tournament.damage_motionless = params.damage_motionless or false
 
 		-- Fill start infos
 		tournament.starting_infos.starter = name

tournament_motionless.lua

@@ -0,0 +1,24 @@
+local MAX_TIME_MOTIONLESS = 7 -- seconds
+local HP_PER_HIT = 2
+
+minetest.register_globalstep(function(dtime)
+	if not pvpplus.is_running_tournament() or not pvpplus.tournament.damage_motionless then
+		return
+	end
+
+	for _, player in ipairs(pvpplus.get_tournament_players()) do
+		local pos = vector.round(player:get_pos())
+		local table_entry = pvpplus.tournament.motion_table[player:get_player_name()]
+		print(dump(table_entry))
+		if vector.equals(pos, table_entry.pos) then
+			if os.difftime(os.time(), table_entry.time) > MAX_TIME_MOTIONLESS then
+				minetest.chat_send_player(player:get_player_name(), "Move!")
+				player:set_hp(player:get_hp() - HP_PER_HIT)
+				table_entry.time = table_entry.time + 1 -- hit each second
+			end
+		else
+			table_entry.pos = pos
+			table_entry.time = os.time()
+		end
+	end
+end)